20145707170

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2251}}^1\times {\mathrm{8689}}^1$

素因数の和:11050

約数の個数: 32

約数和(自身を含む): 36634815360

約数和(自身を除く): 16489108190

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 2251, 4502, 8689, 11255, 17378, 22510, 43445, 86890, 231853, 463706, 894967, 1159265, 1789934, 2318530, 4474835, 8949670, 19558939, 39117878, 97794695, 195589390, 2014570717, 4029141434, 10072853585, 20145707170]

約数ペア:

[(1, 20145707170), (2, 10072853585), (5, 4029141434), (10, 2014570717), (103, 195589390), (206, 97794695), (515, 39117878), (1030, 19558939), (2251, 8949670), (4502, 4474835), (8689, 2318530), (11255, 1789934), (17378, 1159265), (22510, 894967), (43445, 463706), (86890, 231853)]